package ch06;

import org.apache.log4j.Logger;
import org.aspectj.lang.ProceedingJoinPoint;

import java.util.Arrays;

public class AroundLogger {
    private static final Logger log=Logger.getLogger(AroundLogger.class);

    public Object aroundLogger(ProceedingJoinPoint jp)throws Throwable{
        log.info("调用"+jp.getTarget()+"的"+jp.getSignature().getName()+"方法。方法入参："+ Arrays.toString(jp.getArgs()));
        try{
            Object result=jp.proceed(); //执行目标方法并获得返回值
            log.info("调用"+jp.getTarget()+"的"+jp.getSignature().getName()+"方法。方法放回值:"+result);
            return result;
        }catch (Throwable e){
            log.error(jp.getSignature().getName()+"方法发生异常:"+e);
            throw e;
        }finally {
            log.info(jp.getSignature().getName()+"方法结束执行");
        }
    }
}
